Intel Core 2 Extreme QX6800 vs Intel Atom Z3785
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CPU comparison with benchmarks
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| Intel Core 2 Extreme QX6800 | Intel Atom Z3785 | |
CPU comparisonIntel Core 2 Extreme QX6800 or Intel Atom Z3785 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The Intel Core 2 Extreme QX6800 has 4 cores with 4 threads and clocks with a maximum frequency of 2.93 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core 2 Extreme QX6800 was released in Q2/2007. The Intel Atom Z3785 has 4 cores with 4 threads and clocks with a maximum frequency of 2.41 GHz. The CPU supports up to 4 GB of memory in 2 memory channels. The Intel Atom Z3785 was released in Q2/2014. |
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| Intel Core2 Extreme (7) | Family | Intel Atom (108) |
| Intel Core 2 Extreme QX6000 (3) | CPU group | Intel Atom Z3700 (16) |
| 1 | Generation | 4 |
| Kentsfield (Core) | Architecture | Bay Trail |
| Desktop / Server | Segment | Mobile |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core 2 Extreme QX6800 is a 4 core processor with a clock frequency of 2.93 GHz. The Intel Atom Z3785 has 4 CPU cores with a clock frequency of 1.49 GHz (2.41 GHz). |
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| Intel Core 2 Extreme QX6800 | Characteristic | Intel Atom Z3785 |
| 4 | Cores | 4 |
| 4 | Threads | 4 |
| normal | Core architecture | normal |
| No | Hyperthreading | No |
| Yes | Overclocking ? | No |
| 2.93 GHz | Frequency | 1.49 GHz |
| -- | Turbo Frequency (1 Core) | 2.41 GHz |
| -- | Turbo Frequency (All Cores) | -- |
Integrated graphics (iGPU)The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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| no iGPU | GPU | Intel HD Graphics (Bay Trail GT1) |
| GPU frequency | 0.31 GHz | |
| -- | GPU (Turbo) | 0.83 GHz |
| -- | GPU Generation | 7 |
| Technology | 22 nm | |
| Max. displays | 2 | |
| -- | Compute units | 4 |
| -- | Shader | 32 |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| -- | Max. GPU Memory | 2 GB |
| -- | DirectX Version | 11.2 |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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| no iGPU | GPU | Intel HD Graphics (Bay Trail GT1) |
| No | Codec h265 / HEVC (8 bit) | No |
| No | Codec h265 / HEVC (10 bit) | No |
| No | Codec h264 | Decode / Encode |
| No | Codec VP9 | No |
| No | Codec VP8 | No |
| No | Codec AV1 | No |
| No | Codec AVC | Decode / Encode |
| No | Codec VC-1 | Decode |
| No | Codec JPEG | Decode |
Memory & PCIeThe Intel Core 2 Extreme QX6800 supports a maximum of 16 GB of memory in 2 memory channels. The Intel Atom Z3785 can connect up to 4 GB of memory in 2 memory channels. |
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| Intel Core 2 Extreme QX6800 | Characteristic | Intel Atom Z3785 |
| DDR3-1066, DDR2-800 | Memory | LPDDR3-1333 |
| 16 GB | Max. Memory | 4 GB |
| 2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
| 17.1 GB/s | Max. Bandwidth | 21.3 GB/s |
| No | ECC | No |
| 8.00 MB | L2 Cache | -- |
| -- | L3 Cache | 2.00 MB |
| -- | PCIe version | -- |
| -- | PCIe lanes | -- |
| -- | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core 2 Extreme QX6800 has a TDP of 130 W, that of the Intel Atom Z3785 is 4 W. |
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| Intel Core 2 Extreme QX6800 | Characteristic | Intel Atom Z3785 |
| 130 W | TDP (PL1 / PBP) | 4 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| -- | Tjunction max. | 90 °C |
Technical detailsThe Intel Core 2 Extreme QX6800 has a 8.00 MB cache, while the Intel Atom Z3785 cache has a total of 2.00 MB. |
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| Intel Core 2 Extreme QX6800 | Characteristic | Intel Atom Z3785 |
| 65 nm | Technology | 22 nm |
| Monolithic | Chip design | Monolithic |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| MMX, SSE2, SSE3 | ISA extensions | SSE4.1, SSE4.2 |
| LGA 775 | Socket | BGA 1380 |
| VT-x | Virtualization | VT-x, VT-x EPT |
| No | AES-NI | Yes |
| Windows 10, Linux | Operating systems | |
| Q2/2007 | Release date | Q2/2014 |
| -- | Release price | -- |
| show more data | show more data | |
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4C 4T @ 2.93 GHz buy now on Amazon and save!
4C 4T @ 1.49 GHz (2.41 GHz) buy now on Amazon and save!
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Rate these processors
Geekbench 5, 64bit (Single-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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Intel Core 2 Extreme QX6800
4C 4T @ 2.93 GHz |
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Intel Atom Z3785
4C 4T @ 2.41 GHz |
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Geekbench 5, 64bit (Multi-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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Intel Core 2 Extreme QX6800
4C 4T @ 2.93 GHz |
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Intel Atom Z3785
4C 4T @ 1.49 GHz |
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iGPU - FP32 Performance (Single-precision GFLOPS)
The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
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Intel Core 2 Extreme QX6800
@ 0.00 GHz |
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Intel Atom Z3785
Intel HD Graphics (Bay Trail GT1) @ 0.83 GHz |
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Estimated results for PassMark CPU Mark
Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
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Intel Core 2 Extreme QX6800
4C 4T @ 2.93 GHz |
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Intel Atom Z3785
4C 4T @ 1.49 GHz |
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Devices using this processor |
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| Intel Core 2 Extreme QX6800 | Intel Atom Z3785 |
| Unknown | Unknown |
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